Upgrade your AK-47 build with the precision-engineered Green Mountain 8x57mm AK-47 Barrel. Designed specifically for the Yugoslavian M76 platform, this 21.5-inch heavy-profile barrel delivers reliable performance in the powerful 8x57mm Mauser cartridge. Manufactured from high-quality 4140 chrome-moly steel and finished with a durable phosphate coating over a chrome-lined bore, it combines rugged protection against corrosion with smooth, long-lasting operation.
Key Features
- Chrome-lined bore for exceptional resistance to wear, fouling, and harsh environmental conditions
- Phosphate finish provides a non-reflective, corrosion-resistant surface ideal for tactical and field use
- Heavy barrel profile enhances heat dissipation and maintains point-of-impact consistency during sustained fire
- 1:10 twist rate optimally stabilizes a wide range of 8x57mm bullet weights for improved accuracy
- 14×1 LH muzzle threads allow easy installation of muzzle devices or suppressors
Technical Specifications
- Caliber: 8x57mm Mauser
- Overall Length: 21.5 inches
- Barrel Length: 21 inches
- Profile: Heavy
- Twist Rate: 1:10
- Muzzle Thread: 14×1 LH
- Finish: Phosphate with Chrome Lining
- Material: 4140 Chrome-Moly Steel
- Weight: 40 oz
- Platform Compatibility: AK-47 / M76 variants
Why Choose This Barrel
Whether you’re restoring a classic Yugoslavian M76 or building a custom 8x57mm AK, this Green Mountain barrel addresses common pain points like bore erosion, inconsistent accuracy, and finish degradation. The chrome lining extends service life while the phosphate exterior resists rust without adding unnecessary bulk. Its heavy contour supports reliable cycling and reduced muzzle rise, helping shooters maintain control and precision shot after shot.
Engineered to exacting standards, this barrel ensures compatibility with standard AK-47 components while offering the performance edge serious enthusiasts demand. Invest in a component built for longevity and accuracy in demanding applications.


